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Center for Applied Internet Data Analysis
www.caida.org > projects : ark : statistics

Archipelago (Ark): CAIDA's active measurement infrastructure serving the network research community since 2007.

|   Ark Monitors:    Hosting an Ark Monitor    Locations    Data Coverage    Statistics   |

ord-us

DePaul University

Chicago, IL, US (55)

IPv4 data used (switch to IPv6)

Time range2017-07-11 00:29 to 2017-07-12 08:20 UTC (1 day 8 hours) (154 days ago)
Total traces356742
Traces with responding destinations46350 (12.993%)
ASes with responding destinations3974 (25.077% out of 15847)
Prefixes with responding destinations18275 (20.957% out of 87201)
Protocol versionv4 (switch to v6)
Generated for cycle 5836 on 2017-08-25 17:32 UTC

All images can be clicked on for more detailed information.

Median RTT per country and US state

Mapping RTT by political boundaries can reveal where high latency issues are located.

Path Dispersion

The paths taken by different traces show where the majority of a monitor's traffic travels.

Path Length Distributions

Path length distributions show, on aggregate, how well-connected a monitor is to the rest of the Internet.